Category:Verbal Categories
Feature:Perfective/Imperfective Aspect WALS
Name:No grammatical marking
Languages (250):
Conlangs (190):
Terkunan
SASXSEK
Ayeri
Livagian [phonologically]
Lembrin
Poswa
Naidda
Cholnish
Gevey
Isuhuwum
Þrjótrunn
Zhyler
Jaibi
inapo-sakai
Quenya
Sindarin
Modern Arithide
Toki Pona
Khafos
Ngetsurt
Lajik
Lhueslue
Imuthan
Patakasama
Tseltsolian
Austrian
Classical Rossan
Angosey
Eezee
Alpic
SIAL
Rossan
project 1
Géarthnuns
Neimalu
Rnihonön
TIAL
Proto-Kunnu-lujungo
Ngovasi
Toilan
Taiwazaiho
Torimish
draga
Plitnakya
Beringian
Avrelang
Aaro
Larler
Raig
Liu
Dahu
Emyt
Celinese

The distinction between perfect/imperfective is made clear by using different tenses or phrasings instead:

Séilhetor ag lyfrí foím/foím ag lyfrí - I was reading the newspaper (imperfective)

Séilhetor lyfroí - I read the newspaper (perfective)

Baranxe'i
Zorillo
Wanya
Lonmai Luna
Majlang
Salhari
Sakawi
Nevotak
Xashi
Verunic
Kannow
Tlaymyts
toka na musume
Arka
L'starfish Klam
Arano
Town Speech
Ancient Yakim Language
Old Pakhriban
Tslure Thujekatsoth
Mamambam
Vrlungla
Poeplish
Kobardon
Dothraki
Fasime
Palawa Kani
Ebo Lingai
westcontinental Ngyamkyehe language
Pupupulandish
PROTO_RELIGIO
kolesch Speech
Tatari Faran
Old Arassenian
Applelang
Doayâu
City Speech
Old Lonmai luna
Necarasso Cryssesa
Kaujasakka
Prydonian High Gallifreyan
Old Zarcosian
Seto ka'palo
Maksinaunminverbe
Jumban
Standard Hymmnos
Pastalie Hymmnos
Begonian
Emeranye
G70200
Tolvian
clikli dialect
Satang
Glosa
Levran
Apelcheq Maulochsab
Kamëzet
Sazhir
Kiitra
adverbs and compound verb forms are used to delineate specific temporal aspects
Nizhmel
Antiranto
Lojban
Ronc Tyu
Vrkhazhian
Jot wugta ha
Keihansoukaishi
Guezu
Lohsee
Sǔra
Depth Language
Nuim
Mezhat
Ekorat
Cikap
Iathi
yimmu
Old Greedian
Derovian
Averagelang
yashde
Spraka
Qhirem
Valthungian
Neoquux
Temporary1
Deinau
Pach'o
Clofabian
Kaingu
Haotyetpi
Classical Uraki
Lántas
Anikuek
Abasut
Naharqan
Lingua Franca Nova
Trayks
Lavrian
Interlingua Antic
Uropi
Omnizzabon
Ɣu
Kotava
Ganur Lon
Khan Nilau Khaftim
Karemar
Thosk
Tajju-njo Gwa
Pejlanrau Khanech Khaftim
Mesak
Sape
Old Sumrë
Dhrahhynian
Nomikan
TBD
Average Conlang
Pandunia
Miirna
Esperanto 1894
Dearean
Istokahi
Zheymi
griuskant
Wistanian
Novial
Brasarg
Tadiraki Language
Pandunia (Inflected)
Unish
Intal
Interlingue (Occidental)
Frater
Eneqa
Q.T. Lingua Franca
Huttese (fanmade)
Hallon
Choton

Natlangs (60):
English
Hungarian
Indonesian
Japanese
Finnish
Acoma
Ainu
Amele
Apurina
Arapesh
Asmat
Burmese
Canela-Kraho
Ewe
Fijian
German
Gooniyandi
Greenlandic (West)
Guarani
Hausa
Hebrew (Modern)
Hmong Njua
Kayardild
Kewa
Khalkha
Khmer
Kannada
Koasati
Kutenai
Latvian
Lavukaleve
Lakhota
Luvale
Maori
Mapudungun
Maricopa
Maybrat
Meithei
Martuthunira
Mangarrayi
Ngiyambaa
Nivkh
Quechua (Imbabura)
Rama
Rapanui
Sango
Sanuma
Swahili
Thai
Tiwi
Tukang Besi
Vietnamese
Wari'
Wichi
Warao
Yukaghir (Kolyma)
Yoruba
Cree (Plains)
Karok
Nenets